{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical", "Disease"], "input": "OBJECTIVES : To assess the effect of long - term HT on mortality , cardiovascular outcomes , cancer , gallbladder disease , cognition , fractures and quality of life ."}
{"Chemical": [], "Disease": ["cancer", "gallbladder disease", "fractures"]}